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13230301323 = 317299792221
BaseRepresentation
bin11000101001001011…
…00110000010001011
31021011001010221111010
430110211212002023
5204043424120243
610024455135003
7645600464031
oct142445460213
937131127433
1013230301323
11567a184228
122692974463
13132b008185
148d7198551
15526794433
hex31496608b

13230301323 has 32 divisors (see below), whose sum is σ = 19521552960. Its totient is φ = 7932395520.

The previous prime is 13230301321. The next prime is 13230301349. The reversal of 13230301323 is 32310303231.

It is not a de Polignac number, because 13230301323 - 21 = 13230301321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13230301323.

It is not an unprimeable number, because it can be changed into a prime (13230301321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97353 + ... + 189573.

It is an arithmetic number, because the mean of its divisors is an integer number (610048530).

Almost surely, 213230301323 is an apocalyptic number.

13230301323 is a deficient number, since it is larger than the sum of its proper divisors (6291251637).

13230301323 is a wasteful number, since it uses less digits than its factorization.

13230301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92367.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 13230301323 its reverse (32310303231), we get a palindrome (45540604554).

The spelling of 13230301323 in words is "thirteen billion, two hundred thirty million, three hundred one thousand, three hundred twenty-three".

Divisors: 1 3 17 29 51 87 97 291 493 1479 1649 2813 4947 8439 47821 92221 143463 276663 1567757 2674409 4703271 8023227 8945437 26836311 45464953 136394859 152072429 259417673 456217287 778253019 4410100441 13230301323